Incremental Measure ProgressIncremental Measure Progressand R3 Conditions Reportand R3 Conditions Report
Status DiscussionStatus Discussion
R3 Water Programs MeetingR3 Water Programs Meeting
May 12, 2009May 12, 2009
Current ProgressCurrent Progress
Analytical Framework EstablishedAnalytical Framework Established
Data Accessed and ReviewedData Accessed and Reviewed Core set of parameters – TP, TN, TSSCore set of parameters – TP, TN, TSS Second set of data analyses, outputsSecond set of data analyses, outputs
Display Options ProposedDisplay Options Proposed
Measure Language ProposedMeasure Language Proposed
Current ProgressCurrent Progress
Region III Census Data CompiledRegion III Census Data Compiled
Current Biologic Assessments MappedCurrent Biologic Assessments Mapped
Station Spatial Analysis BegunStation Spatial Analysis Begun
Shared Dialogue Benefits Shared Dialogue Benefits
Current/Near-term ActionsCurrent/Near-term Actions
Consensus on Display OptionConsensus on Display Option Refinements of Census InformationRefinements of Census Information Identification of ‘Footnote’ IssuesIdentification of ‘Footnote’ Issues Work Group Call on May 21Work Group Call on May 21 Input for June 3-4 R3 Water Directors’ Input for June 3-4 R3 Water Directors’
MeetingMeeting
Future DiscussionsFuture Discussions
Regionalization Issues – Data DisplaysRegionalization Issues – Data Displays
Refinements in Biologic SummariesRefinements in Biologic Summaries Bay Watershed CompositeBay Watershed Composite Region 3 CompositeRegion 3 Composite
Census Data ObservationsCensus Data Observations
Approximately 70% of the R3 182,000 Approximately 70% of the R3 182,000 stream miles have been assessed.stream miles have been assessed.
Of the assessed total (128,000 miles), Of the assessed total (128,000 miles), two-thirds (86,300) are fully supporting two-thirds (86,300) are fully supporting aquatic life use.aquatic life use.
R3 has 33,000 Category 5 stream miles R3 has 33,000 Category 5 stream miles (18% of total stream miles) impaired for (18% of total stream miles) impaired for aquatic life use.aquatic life use.
Integrated Report Trends 2004-2008(Total River/Stream Miles in Region 3: 180,720)
0
20,000
40,000
60,000
80,000
100,000
120,000
140,000
2004 2006 2008
Mile
s
Miles Assessed Fully Supporting Miles Impaired Miles Miles with Completed TMDLs
Census Data ObservationsCensus Data Observations
Nearly 12,000 stream miles have had Nearly 12,000 stream miles have had TMDLs completed (Category 4A) and this TMDLs completed (Category 4A) and this figure has increased 267% in just 4 years figure has increased 267% in just 4 years (2004 to 2008).(2004 to 2008).
2,381 waters in the 2002 impaired water 2,381 waters in the 2002 impaired water inventory have had TMDLs completed for inventory have had TMDLs completed for all listed impairments.all listed impairments.
Integrated Report Category 4A, 5 Miles 2004-2008(Total River/Stream Miles in Region 3: 180,720)
0
5000
10000
15000
20000
25000
30000
35000
4A 5
IR C
ateg
ory
4A, 5
Mile
s
2004 2006 2008
Biologic DataBiologic Data
Captured a ‘Regional view’ – six component Captured a ‘Regional view’ – six component pieces.pieces.
Documents extent of current assessments.Documents extent of current assessments.
Coordination with CBP efforts.Coordination with CBP efforts.
Provides a solid foundation for future Regional Provides a solid foundation for future Regional discussions.discussions.
VADEQ Assessment Results
-Red: not supporting
-Green: supporting
Measure Language OptionsMeasure Language Options
ReportReport of a core set of parameters (e.g. of a core set of parameters (e.g. TN, TP, TSS) with improving trends in TN, TP, TSS) with improving trends in water quality results in comparison to water quality results in comparison to reference period.reference period. Reported as percentage gain in defined Reported as percentage gain in defined
higher water quality interval.higher water quality interval. Reported as index score gain based on Reported as index score gain based on
average results in a year.average results in a year.
25.0%
50.0%
25.0%
26.6%
39.3%
34.1%
24.9%
46.4%
28.6%
22.7%
49.1%
28.3%
20.1%
40.7%
39.3%
13.6%
39.6%
46.9%
13.6%
39.8%
46.6%
15.2%
42.9%
41.9%
11.0%
32.6%
56.4%
10.3%
31.4%
58.3%
0%
10%
20%
30%
40%
50%
60%
70%
80%
90%
100%
Perc
enta
ge o
f Mea
sure
men
ts
Reference1980-1989
1991-1992 1993-1994 1995-1996 1997-1998 1999-2000 2001-2002 2003-2004 2005-2006 2007-2008
Monitoring Periods
Proportions of OXIDIZED NITROGEN Measurements by Water Quality Classin Relation to Reference Period
WQ Lower WQ Moderate WQ Higher
SRBC Data Analysis
West Virginia Water Temperature
y = -0.0016x + 3.1582
R2 = 0.0064
0%
10%
20%
30%
40%
50%
60%
70%
80%
90%
100%
1965
1966
1967
1968
1969
1970
1971
1972
1973
1974
1975
1976
1977
1978
1979
1980
1981
1982
1983
1984
R-1
985
R-1
986
R-1
987
R-1
988
R-1
989
R-1
990
R-1
991
R-1
992
R-1
993
R-1
994
1995
1996
1997
1998
1999
2000
2001
2002
2003
2004
2005
2006
2007
2008
Per
cen
tage
of
Mea
sure
men
ts
1.0
2.0
3.0
4.0
5.0
Sco
re
WQ Lower WQ Moderate WQ Higher SCORE Linear (SCORE)
DiscussionDiscussion
Display options.Display options.
Measure language refinement.Measure language refinement.
What documentation is needed.What documentation is needed.
What issues need to be identified.What issues need to be identified.
Kendall TrendsKendall Trends
1.1. Formal statistical application to data.Formal statistical application to data.
2.2. Seasonal, 12 monthly blocks.Seasonal, 12 monthly blocks.
3.3. Covariance sum test for independence of Covariance sum test for independence of
seasons Hirsch and Slack (1984).seasons Hirsch and Slack (1984).
4.4. Epsilon treatment of remark coded values, (pH Epsilon treatment of remark coded values, (pH
− pH_epsilon , pH + pH_epsilon).− pH_epsilon , pH + pH_epsilon).
station variable tau pvalcovs intercept TheilSen
2-BLY000.65 TN -0.44 0.000 491.76 -0.24
Kendall Trends on 117 Estuarine Long Term Stations
IMPROVING DECLINING IMPROVING DECLINING
BACT 11 1 75 17
NITROGEN 17 3 59 21
PHOSPHORUS 23 0 74 28
SUSPENDED SOLIDS 31 6 72 5
82 10 280 71
all Tausignificant, 0.01
0%
10%
20%
30%
40%
50%
60%
70%
80%
90%
100%
1969
1970
1971
1972
1973
1974
1975
1976
1977
1978
1979
1980
1981
1982
1983
1984
R-1
985
R-1
986
R-1
987
R-1
988
R-1
989
R-1
990
R-1
991
R-1
992
R-1
993
R-1
994
1995
1996
1997
1998
1999
2000
2001
2002
2003
2004
2005
2006
2007
2008
1.0
2.0
3.0
4.0
5.0
Kendall Trends confirms Nitrogen Interim Measures
y = 0.0136x + 3.0004 r^2 = 0.1105